Sensations, [338]-[349].
Classes of, [339].
Production of, [338], [349].
Purposes of, [340].
Special, [340].

Sensations (continued).
Steps in production of, [341].

Sensation stimuli, [339].

Sense organs, simple forms of, [341], [342]

Serous coat, [140], [148].

Serous membrane, [264].

Serum albumin, [30].

Serum globulin, [30].

Shortsightedness, [384].

Shoulder girdle, [226].